class HttpException extends Error {
  constructor(
    code = 50000,
    message = '服务器异常',
    data = null,
    httpCode = 500
  ) {
    super();
    this.code = code; // 自定义状态码
    this.msg = message; // 自定义返回消息
    this.data = data; // 自定义返回数据
    this.httpCode = httpCode; // http状态码
  }
}
module.exports = HttpException;
